from  PyQt5.QtCore import *
class SinalDmeo(QObject):
    signal1=pyqtSignal()
    signal2=pyqtSignal(int)
    def __init__(self,parent=None):
        super(SinalDmeo,self).__init__(parent)
        self.signal1.connect(self.sin1call)
        self.signal1.connect(self.sin2call)
        self.signal2.connect(self.signal1)
        self.signal1.emit()
        self.signal2.emit(2)
        self.signal1.disconnect(self.sin1call)
        self.signal1.disconnect(self.sin2call)
        self.signal2.disconnect(self.signal1)
        self.signal1.connect(self.sin1call)
        self.signal2.connect(self.sin1call)
        self.signal1.emit()
        self.signal2.emit(2)


    def sin1call(self):
        print("sin1 emit")

    def sin2call(self):
        print("sin2 emit")
if __name__ == '__main__':
    sin=SinalDmeo()